Answer:
try the answer D
Step-by-step explanation:
Answer:
With base of 3: 
With base of 9: 
Step-by-step explanation:
Use 3 and 9 as the base of the power.

Answer:
Step-by-step explanation:
State promise
Answer:6,200,000,000
Step-by-step explanation: Since the exponent get smaller the number get bigger therefore don't get confused on whether it is a decimal because all whole numbers have a imaginary decimal.